National Stock Number
6810-00-490-0421
National Stock Number (NSN) 6810-00-490-0421, or NIIN 004900421, (propionic acid,reagent) was assigned September 24, 1969 in the Federal Logistics Information System (FLIS). NIIN 004900421 was cancelled on December 16, 2017, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 23739. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. Information is in the Hazardous Materials Information Resource System (HMIRS). NSN 6810004900421 does not contain precious metals.
This information was last updated on Aug 01, 2025.